1. MuscleTech ™ ® Creakic
2. BSN CellMass - Arctic
3.MRI CE2 ™ Platinum ®
4.Gaspari Nutrition SizeOn ™
™ 5.NxCare (NxLabs ™) ™ Anavol
6.BSN CellMass - Grape
7.

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Personally, I prefer AST Sports Science Creatine HSC.
http://www.ast-ss.com/Products/ProductPa ge.asp? ProdID = 10
It is micronized, which means it contains particles much smaller, which means it absorbs faster and causes less stomach upset.